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From www.bloodjournal.org by guest on June 11, 2017. For personal use only. Factor A cDNA for investigate has of absent in in in the paternal normal XII factor of molecular weight inactive proenzyme; protease in the is production, when and tomatic hereditary a low clotting report anomaly 5’ portion 11 as trait a is to an apparent the the cause 1987 by Grune DNA sulfate Coagulation on in first The study and of the markedly and brothers prolonged normal bleeding Specific deficiency lack of factor XII RFLP detection. distribu- locus, useful for and for genetic antibody specific indicates that length polymorphisms the inheritance tracing linkage studies. In this paper carrying (RFLPs) at the of Hageman a FXII Hageman TaqI trait and lineage, is reported. This FXII gene and correlated the family RFLP, in RFLP with XII activity was using antigen was clotting an has Southern unrelated of the of partial deficient by quantitative technique.’ used blot hybridization. family Blood under FXII monospecific AG, different time substrate.’ immunoelectrophoresis A (Behringwerke from thromboplastin plasma samples Italian study from were obtained 35 and normal from by standard formed with as previously restriction England FXII library Blood, and the Southern described.’0 expression Vol 69, No 5 (May), technique Six to 10 g of DNA endonucleases (Boehringer Biolabs, Boston). cDNA probes were in the blotting Mannheim, were per- were digested FRG; New obtained i987: pEXI.8 pp from a human All experiments i42i-i424 liver cDNA involving IV-2 hemostatic showed and TaqI Roma; thrombin the ofthe with probes The partial digests two DNA di Studi Centro several delle Address span sul The lo Studio inserts the 2A) two as An brothers di Cooley, Umana, e Ia 121 four subjects examined. two Morbo leader aminoacid 2 (Fig in the sul and Universi- Universit#{224} di Terapia 1 1, /986; accepted Progetto Finalizzato Malattie dell’Emofilia, Ricerche 1 1, 1986. Genetica contratto e Consiglio n. 8400877. requests Morbo December Ingegneria Ereditarie di to F. Bernardi, Cooley. Via BS, Luigi Centro Borsari, di 46. Studi 44100 Italy. publication costs ofthis article payment. This article must charge “advertisement” © found cDNA to an ofthe from from di Biopatologia delle reprint Biochimici restriction Italy. September by the Molecolari 1) and for FXII. to probe Biochimici per Universit#{224} di Pisa, with in Fig sequence cDNAs was alterations from a human liver by immunoblotting hybridized band times. severe and a brothers pedigree digested Dipartimento and time showed a C < I U/dL) from isolated vector) a thromboplastin to cDNA for FXII. the Centro indicate vector and have been expression t#{224} di Ferrara; Ferrara, isolation (New trait factors (XII: DNA was 2.1-kb Nazionale 24 procedures. DNA method bands of 3.3 and 1.1 kb were found in the well as in the 35 unrelated normal individuals Basi FRG). regions 10% in accor- The prothrombin hybridized Submitted Supported heterologous Marburg, were assays. to aminoacid 79 (probe 1) and (probe 2) of plasma FXII.8 From FXII determinations. safety Hageman partial gene, parents In the paternal within activities METHODS antigen by the activated been the their peptide to 396 brothers of their has been mapped the FXII plasma and appropriate Laurell’s subjects members 1 1 members AND activity estimated to antibody in two from additional determined method according detected fragment members. MATERIALS Factor FXII trait enables filters antigen (XII: Ag < 10 U/dL). In order to investigate gene probes (pEXI restriction haploid and membrane with and The library FXII7’8 of Data per formamide of the assays for coagulation of FXII clotting activity the for deficiency. gene to the accepted (50% activated and and XII according immunologic two enzymes cDNA the site a reported.6 of within RESULTS to also lesions has polymorphic XII transfer asymp- (IV-l gene factor washing screen trait cloning localized in the factor family constructed. Inc. at 42#{176}C)and Hageman of the one been been conditions FXII recent has were performed Hybridization ofthe The of of in this has mutation & Stratton, of RFLPs investigation trait map The presence tion, Veltkamp et a15 inferred that at least two allebomorphic genes control the synthesis of the factor. A different form of Hageman trait with autosomal dominant inheritance has been Hageman site gene. dance with the gene England Nuclear). a complete a partial bimodal probably dextran character trait) causes in heterozygotes, of restriction polymorphic of the recombinant kinin factor recessive A TaqI guidelines. serine assays. Since Ratnoff’s4 of cases have been observed. Due a) based of the cause gene due diagnosis antigen the genome. as an is an is the suggest the cascade, coagulation its and (Hageman activity3 and of activity. acts clotting as an autosomal homozygotes of FXII deficiency FXII3; hundreds is transmitted that in deficiency and identifica- in plasma it blood blood activity immunologic ( 1 954), with in XII as A. Fantoni, and F. Conconi excluded. frag- with the Factor Hageman of plasma and activated, in vitro deficiency finding correlated enables circulates of the of and deletion Detected M. Tripodi, F. Panicucci, been factor XII or Hageman facwith a single polypeptide fibrinolysis.2 anomaly to polymorphism. deficiency. 80,000,’ initiation brothers polymorphic This and XII used Trait L. del Senno, L. Rossi, restriction propositi lineage. activity been two two P. Patracchini, L. Felloni, and Taql population. of factor has lesions A LOOD COAGULATION tor (FXII), a glycoprotein chain XII gene family. found of heterozygous B factor of their the the reduction tion and been members F. Vannini, polymorphisms trait ment G. Marchetti, S. Bartolai, presence length Hageman Gene Alteration in Hageman by TaqI Restriction Enzyme By F. Bernardi, coagulation the fragment XII /987 in accordance with were defrayed therefore 18 U.S.C be in part hereby §1734 by page marked solely to this fact. by Grune & Stratton, Inc. 0006-4971/87/6905-0023$3.00/0 142 i From www.bloodjournal.org by guest on June 11, 2017. For personal use only. BERNARDI i 422 ET AL III IV ._.w ,R Fig 1 . Pedigree of the Hageman activity (FXII:C), when determined, their father. detected The polymorphic in hybridizations Family Figure results of been 1 shows pedigree the RFLP lineage; intermediate (Fig 5’ cDNA of the studied analysis TaqI RFLP is present subjects in seven males the inheritance activity have trait subjects. the band with The studies. the FXII Hageman trait family. . presence of Taql polymorphism; is reported below each member of the family. in the 2B) was probe I. TaqI family of the family and of the FXII activity levels normal control values are in the polymorphic RFLP reported have localize in the been FXII Fig 3; originates be present the The BamHI nonpolywith IS activities are gene localization. to determine the Taql Additional the origin and produced analysis. RFLP. B H an intronic DNA lit S... ..#{149} * that band; diploid the SB). 3.3 cDNA was that the detectable polymorphic pattern probes, present (data polymorphic thus two genome. band FXII genes Hybridizations should of (Fig 4) polymor- polymorphism by Southern is therefore to localize double the digestions TaqI with polymorphic several origiblot explained In Fig 5A NcoI/TaqI patterns are reported. (BclI/TaqI) TaqI polymorphic fragments Exonic by with in the and BclI/TaqI Two polymorphic additional detected RsaI) by the FXII enzymes and of 1.2-kb (NcoI/TaqI) subject. Analysis of the obtained sequences site restriction (TaqI/BglII, HindIII, PstI, PvuIl, TaqI polymorphic site in the 5’ portion Kb - suggests both band sequence. performed. digestion in a -1 using 2. 1 -kb thus excluding a gene deletion The 0.47-kb A band, the an additional TaqI site cleaving the 3.3-kb DNA fragment in the 2.1-kb band and in a 1.2-kb band not hybridizing to the cDNA probes used. This I .2-kb DNA fragment is probably gene, to 3.3-kb lineage. FXII subjects. and BglII DNA digests with both probes large FXII bands common to normal and phic subjects, nates from in carried in the maternal the two Hageman trait when from the 3.3-kb in the human In order and performed which two subjects. characterization studies in shown), of the present ofthe to half not including activity. are intensity deficiency indicate reduced and in addition to the Hageman trait and four females, all of the paternal FXII The FXII arrows was RFLP members of both the paternal and maternal lineages. The levels of FXII activity in polymorphic and morphic subjects of the paternal lineage together lower also . The were doublebands of are present length of the double digestions has located the ofthe FXII gene 5’ FXII cDNA (Fig are 100 -2.1 0 0 0 0 0 0 0 S >< S S 50 -1.1 IU#{149}3 Ill’4 IV#{149}1 IV#{149}2lll3 IlI#{149}4 I S S Taq I Fig 2. Taql RFLP detection. DNA samples from Hageman subjects (IV-i , IV-2) and their parents (111-3. lIl-4) have digested with Taql (A and B). Southern blots were hybridized 3’ FXII cDNA (A) and to a 5’ FXII eDNA (B). activity assays. Distribution of FXII activity in polymorphic (#{149}) and nonpolymorphic (0) subjects of the paternal lineage; 0. unrelated controls. Fig trait been to a 3. FXII clotting S S S 8 o From www.bloodjournal.org by guest on June 11, 2017. For personal use only. FACTOR GENE XII ALTERATION IN HAGEMAN Kb TRAIT i 423 Kb Kb 1.7- 11-. 4-, 7III-3 Ill4 BamHI present and to the by BgI II within 450 intronic pairs at additional 5’ FXII indicating long base sequences TaqI the 111-4 lll3 cDNA that The sequences bp FXII gene bp) exons are least map long, with in Fig 0.47- 5’ thus lll-3 lll-4 relatively of the exonic A TaqI RFLP within the gene in two brothers carrying the found in I 1 members of their paternal the identification of the heterozygous strating that the autosomal has been trait and lineage, condition pattern of inheritance of the two are double for two different FXII maternal mutations of gene expression, potential and different lesions as within of TaqI used Taql FXII gene to the high precise This of polymorphism demonstrated the gene could be were patterns has with mutations ognition polymorphic tetranucleotides give rise site to nonsense in a gene (TCGA) additional in codons. region the The rich in coding localization intronic FXII a splice junction mutation, as is diseases. Anderson for revising the manuscript. if a as several a single can be TaqI rec- sequence of the sequences Fijikawa in the blood K, Kurachi coagulation K, Kisiel cascade. W: The Adv role of serine Enzymol 48:277, 1979 2. Heimark activation 3. nature 4. producing Dr Barbara EW, proteases Nature excluded; in the REFERENCES the deletion, possible small gene alterations is assumed, a nonsense mutation cannot of only If among the nucleotide change or in genetic been available. obtained site and from than portion by a gene intronic found We thank enzymes. in fact, an (lll-3) ACKNOWLEDGMENT of the rather obtained polymorphic TaqI a polymorphic (111-4) subject have been digested with BcIl/ Taql and Ncol/ Taql. The hybridization has been performed with the 5’ portion of eDNA. (B) Schematic representation of restriction sites in a portion of the FXII gene. B. BcIl; N. Ncol; P. PstI; T, Taql; T, polymorphic site; 1 . 5’ eDNA; 2. 3’ eDNA. Dotted boxes indicate the tentative position of part of the exonic sequences. 1 . Davie a the a nonpolymorphic the mutation enzyme in of from in with lesion localized sequence normal Localization suggests lesions.” is not produced by the restriction that gene exons of known probe this than by the 5’ cDNA probe. However, due of intronic sequences in the 5’ region, a assignment genomic that infrequent association restriction other is recognized proportion suggest less a of two polymorphism its a FXII TaqI polymorphism with presence may intragenic be to detect individuals 5. (A) DNAs frequently suggest variant. successfully and impairment The be and could the FXII. family TaqI activity site a meaningless The this paternal complete could individuals of FXII additional same alteration unrelated reduction the of Fig gene. heterozygous Both the by absence gene suspected. The absence lesions. cause indicated material asymptomatic normal gene should B FXII that subjects N thus enabling and demon- only in the paternal of parents and indicates trait BN identiis also deficiency is monogenic recessive. The presence of the polymorphism lineage excludes the consanguinity Hageman NcoI/TaqI N B for FXII Hageman lll-3 lll-4 A BcII/TaqI SB. DISCUSSION fled -0.4 .a 4” recognized 4 kb of part -0.7 site, localized region interspersed position in the polymorphic long is at are tentative is indicated 3’ to the I ,200 The (350 short introns. (bp) least site. -1.2 Fig 4. Exclusion of gene deletion. BamHl and Bglll DNA digest from parents (lll-3. lll-4) of the Hageman trait subjects have been hybridized to both cDNA probes. RL, of 286:456, K, Fujikawa coagulation, K, fibrinolysis Davie and Ratnoff OD: Haemost A familial fraction Veltkamp zygotes for II, factor 17:181, trait of plasma. Hemker VIII, 1965 HC, IX and on characterized I Lab Clin Surface formation. Loeliger EA: XII deficiency. 44:91 hereditary of 5, 1954 Detection of hetero- Thromb Diath Hageman inherited trait as an (suppl) 6. Bennett B, RatnoffOD, Holt IB, Roberts HR: XII deficiency): A probable second genotype dominant the by deficiency Med (factor autosomal EW: kinin 1980 Margolius A, Ratnoff OD: Observations of Hageman trait. BlOOd I 1 :565, 1956 clot-promoting 5. Kurachi blood characteristic. Blood 40:412, 1972 From www.bloodjournal.org by guest on June 11, 2017. For personal use only. i 424 BERNARDI 7. Cool DE, Edgel CIS, Louie GV, Zoller MacGillivray RTA: Characterization of human factor XII cDNA. I Biol Chem 260:13666, 1985 8. Tripodi M, Citarella F, Guida 5, Galeffi Ml, Brayer GD, blood coagulation P. Fantoni R: cDNA sequence coding for human coagulation (Hageman). Nucleic Acids Res 13:3941, 1986 9. Panicucci F: II Laboratorio dell’Emostasi. Pisa, l985,p 127 A, Cortese factor Italy, XII Pacini, 10. Bernardi Marchetti G, Gene deletion 22:305, 1985 1 1. Gitschier Goralka TM, mutations in 1985 ET AL F, Del Senno L, Barbieri F, Buzzoni D, Gambari R, Conconi F, Panicucci F, Positano M, Pitruzzello 5: in an Italian haemophilia B subject. I Med Genet I, Wood WI, Tuddenham EGD, Shuman MA, Chen EY, Lown RM: Detection and sequence of the FVIII gene of haemophiliacs. Nature 3 15:427, From www.bloodjournal.org by guest on June 11, 2017. For personal use only. 1987 69: 1421-1424 Factor XII gene alteration in Hageman trait detected by TaqI restriction enzyme F Bernardi, G Marchetti, P Patracchini, L del Senno, M Tripodi, A Fantoni, S Bartolai, F Vannini, L Felloni and L Rossi Updated information and services can be found at: http://www.bloodjournal.org/content/69/5/1421.full.html Articles on similar topics can be found in the following Blood collections Information about reproducing this article in parts or in its entirety may be found online at: http://www.bloodjournal.org/site/misc/rights.xhtml#repub_requests Information about ordering reprints may be found online at: http://www.bloodjournal.org/site/misc/rights.xhtml#reprints Information about subscriptions and ASH membership may be found online at: http://www.bloodjournal.org/site/subscriptions/index.xhtml Blood (print ISSN 0006-4971, online ISSN 1528-0020), is published weekly by the American Society of Hematology, 2021 L St, NW, Suite 900, Washington DC 20036. 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